wmmixer/exception.cc

   1 // wmmixer - A mixer designed for WindowMaker
   2 //
   3 // Release 1.5
   4 // Copyright (C) 1998  Sam Hawker <shawkie@geocities.com>
   5 // Copyright (C) 2002 Gordon Fraser <gordon@debian.org>
   6 // This software comes with ABSOLUTELY NO WARRANTY
   7 // This software is free software, and you are welcome to redistribute it
   8 // under certain conditions
   9 // See the COPYING file for details.
  10
  11 #include "exception.h"
  12
  13
  14 //--------------------------------------------------------------------
  15 Exception::Exception()
  16 {
  17   error_message_ = NULL;
  18 }
  19
  20 //--------------------------------------------------------------------
  21 Exception::Exception(const Exception& exc)
  22 {
  23   char* other_message = exc.getErrorMessage();
  24
  25   if(other_message != NULL)
  26     {
  27       error_message_ = new char[strlen(other_message)+1];
  28       strcpy(error_message_, other_message);
  29     }
  30   else
  31     error_message_ = NULL;
  32 }
  33
  34 //--------------------------------------------------------------------
  35 Exception::~Exception()
  36 {
  37   if(error_message_ != NULL)
  38     delete[] error_message_;
  39 }
  40
  41 //--------------------------------------------------------------------
  42 char* Exception::getErrorMessage() const
  43 {
  44   return error_message_;
  45 }
  46
  47 //--------------------------------------------------------------------
  48 MixerDeviceException::MixerDeviceException(char* device)
  49 {
  50   error_message_ = new char[256];
  51   strcpy(error_message_, "Unable to open mixer device ");
  52   strcat(error_message_, device);
  53 }